WorksheetsGrade 7 Magnetism Quiz
Total questions: 20
Worksheet time: 10mins
What is magnetism?
A force that only pushes objects away
A type of electricity
A visible force that can be seen
A force that pulls or pushes objects containing metal
What is the area around a magnet called?
Magnetic field
Magnetic force
Magnetic pole
Magnetic material
What happens to the force of a magnet as the distance increases?
It remains the same
It becomes stronger
It disappears completely
It becomes weaker
What type of magnet retains its magnetism after being removed from a magnetic field?
Temporary magnet
Permanent magnet
Weak magnet
Electromagnet
Which of the following is NOT a use of permanent magnets?
Computers
Speakers
Plastic toys
Headphones
What shape is a bar magnet?
Triangular
Circular
Square
Narrow rectangular
What is a horseshoe magnet shaped like?
A rectangle
A circle
A thin 'U'
A straight line
Which of the following metals is NOT ferromagnetic?
Iron
Copper
Nickel
Cobalt
What are materials that are not attracted by magnets called?
Electromagnetic materials
Non-magnetic materials
Ferromagnetic materials
Magnetic materials
Which of the following is a ferromagnetic metal?
Aluminium
Wood
Plastic
Gadolinium
What happens to the electrons in most objects?
They spin in the same direction
They spin in different, random directions
They do not spin at all
They only spin in one direction
What type of magnet can be turned on and off?
Permanent magnet
Temporary magnet
Horseshoe magnet
Bar magnet
Which of the following is a common use of permanent magnets?
Paper
Fridge magnets
Batteries
Glass
What is the main characteristic of permanent magnets?
They can be easily demagnetized
They always have an active magnetic field
They are only magnetic when powered
They are made of plastic
Which of the following materials can be magnetized?
Wood
Glass
Iron
Rubber
What is the term for the north and south ends of a magnet?
Magnetic poles
Magnetic fields
Magnetic forces
Magnetic materials
Which of the following is a property of electromagnets?
They are always magnetic
They can be turned off
They are made of permanent materials
They do not require electricity
What is the primary advantage of using electromagnets over permanent magnets?
They are lighter
They can be controlled with electricity
They are cheaper to produce
They are always stronger
Which of the following describes a temporary magnet?
It retains its magnetism indefinitely
It is magnetized only in the presence of a magnetic field
It is made from ferromagnetic materials
It can be used in electric motors
What is the effect of heating a permanent magnet?
It strengthens the magnetism
It has no effect
It can demagnetize the magnet
It changes the shape of the magnet
